CN110857355A - Preparation method of anti-aging acrylic plate - Google Patents
Preparation method of anti-aging acrylic plate Download PDFInfo
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- CN110857355A CN110857355A CN201810966683.4A CN201810966683A CN110857355A CN 110857355 A CN110857355 A CN 110857355A CN 201810966683 A CN201810966683 A CN 201810966683A CN 110857355 A CN110857355 A CN 110857355A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
- C08L33/10—Homopolymers or copolymers of methacrylic acid esters
- C08L33/12—Homopolymers or copolymers of methyl methacrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polymerisation Methods In General (AREA)
Abstract
The invention discloses a preparation method of an anti-aging acrylic plate, the acrylic plate obtained by the method not only keeps the original excellent characteristics such as transparency, chemical stability, weather resistance and the like, but also utilizes an ultraviolet absorbent to absorb ultraviolet parts in sunlight and other light sources, effectively prevents or weakens the ultraviolet from damaging the acrylic plate, greatly prolongs the service life of the outdoor acrylic plate, is more beneficial to improving the use experience of users, has good application prospect and is worthy of popularization.
Description
Technical Field
The invention relates to a preparation method of an anti-aging acrylic plate, and belongs to the technical field of composite plates.
Background
Acrylic, commonly known as organic glass, is widely applied to various occasions as a novel organic material, has better transparency, chemical stability and weather resistance, is easy to dye and process, has beautiful appearance, and is deeply favored by people. However, after the existing acrylic plate is used outdoors for a long time, the aging problem is very serious due to the corrosion of ultraviolet rays, the service life is greatly shortened, the replacement frequency is high, and the use is not facilitated, so that further research is needed.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a preparation method of an anti-aging acrylic plate, the acrylic plate obtained by the method not only keeps the original excellent characteristics such as transparency, chemical stability, weather resistance and the like, but also utilizes an ultraviolet absorbent to absorb ultraviolet parts in sunlight and other light sources, effectively prevents or weakens the damage of ultraviolet rays to the acrylic plate, greatly prolongs the service life of the outdoor acrylic plate, is more beneficial to improving the use experience of users, has good application prospect and is worthy of popularization.
In order to solve the technical problems, the invention adopts the technical scheme that:
the preparation method of the anti-aging acrylic plate is characterized by comprising the following steps:
step 1: preparation of organic glass prepolymer
Uniformly mixing methyl methacrylate and dibenzoyl peroxide, heating and polymerizing in a reaction kettle, and cooling to room temperature after polymerization is completed to obtain an organic glass prepolymer;
step 2: preparation of Mixed slurry
Adding copper nitrate, silver nitrate, a defoaming agent, an ultraviolet absorbent and a coloring agent into the organic glass prepolymer, and uniformly mixing to obtain mixed slurry;
and step 3: pouring the mixed slurry into a mould, and heating and polymerizing;
and 4, step 4: and demolding, grinding and polishing to obtain the anti-aging acrylic plate.
The preparation method of the anti-aging acrylic plate is characterized by comprising the following steps:
step 1: preparation of organic glass prepolymer
Uniformly mixing 88-108 parts by weight of methyl methacrylate and 0.3-0.7 part by weight of dibenzoyl peroxide, heating and polymerizing at 80-90 ℃ in a reaction kettle, and cooling to room temperature after polymerization is completed to obtain an organic glass pre-polymerization material;
step 2: preparation of Mixed slurry
Adding 1-2 parts by weight of copper nitrate, 1-2 parts by weight of silver nitrate, 0.1-0.4 part by weight of defoaming agent, 1-3 parts by weight of ultraviolet absorbent and 3-6 parts by weight of colorant into the organic glass prepolymer, and uniformly mixing to obtain mixed slurry;
and step 3: pouring the mixed slurry into a mould, and heating and polymerizing;
and 4, step 4: and demolding, grinding and polishing to obtain the anti-aging acrylic plate.
The preparation method of the anti-aging acrylic plate is characterized by comprising the following steps:
step 1: preparation of organic glass prepolymer
Uniformly mixing 88-108 parts by weight of methyl methacrylate and 0.3-0.7 part by weight of dibenzoyl peroxide, heating and polymerizing for 35-45min at 80-90 ℃ in a reaction kettle, and cooling to room temperature after polymerization is completed to obtain an organic glass pre-polymerization material;
step 2: preparation of Mixed slurry
Adding 1-2 parts by weight of copper nitrate, 1-2 parts by weight of silver nitrate, 0.1-0.4 part by weight of defoaming agent, 1-3 parts by weight of ultraviolet absorbent and 3-6 parts by weight of colorant into the pre-polymerized organic glass material, stirring for 10-15min, and uniformly mixing to obtain mixed slurry;
and step 3: pouring the mixed slurry into a mould, and heating and polymerizing;
and 4, step 4: and demolding, grinding and polishing to obtain the anti-aging acrylic plate.
The preparation method of the anti-aging acrylic plate is characterized in that the defoaming agent is one or a mixture of two of an organic silicon monomer and silicone oil.
The preparation method of the anti-aging acrylic plate is characterized in that the defoaming agent is prepared by mixing an organic silicon monomer and silicone oil, wherein the mass ratio of the organic silicon monomer to the silicone oil is (1-3): (1-3).
The preparation method of the anti-aging acrylic plate is characterized in that the ultraviolet absorbent is 2-hydroxy-4-methoxybenzophenone.
The preparation method of the aging-resistant acrylic plate is characterized in that the colorant is one or a mixture of more of iron oxide red, iron oxide blue, iron oxide green, iron oxide black and titanium dioxide.
Has the advantages that: according to the preparation method of the aging-resistant acrylic plate, the acrylic plate obtained by the method not only keeps original excellent characteristics such as transparency, chemical stability, weather resistance and the like, but also utilizes the ultraviolet absorbent to absorb ultraviolet parts in sunlight and other light sources, so that the acrylic plate is effectively prevented or weakened from being damaged by ultraviolet rays, the service life of the outdoor acrylic plate is greatly prolonged, the use experience of a user is better improved, and the preparation method has a good application prospect and is worthy of popularization.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1
Step 1: preparation of organic glass prepolymer
Uniformly mixing 98 parts by weight of methyl methacrylate and 0.5 part by weight of dibenzoyl peroxide, heating and polymerizing for 38min at 85 ℃ in a reaction kettle, and cooling to room temperature after polymerization is finished to obtain an organic glass prepolymer;
step 2: preparation of Mixed slurry
Adding 1 part by weight of copper nitrate, 1 part by weight of silver nitrate, 0.2 part by weight of defoaming agent, 2 parts by weight of ultraviolet absorbent and 4 parts by weight of colorant into the organic glass prepolymer, stirring for 10min, and uniformly mixing to obtain mixed slurry;
and step 3: pouring the mixed slurry into a mould, and heating and polymerizing;
and 4, step 4: and demolding, grinding and polishing to obtain the anti-aging acrylic plate.
Example 2
Step 1: preparation of organic glass prepolymer
Uniformly mixing 98 parts by weight of methyl methacrylate and 0.5 part by weight of dibenzoyl peroxide, heating and polymerizing for 43min at 82 ℃ in a reaction kettle, and cooling to room temperature after polymerization is finished to obtain an organic glass prepolymer;
step 2: preparation of Mixed slurry
Adding 1 part by weight of copper nitrate, 1 part by weight of silver nitrate, 0.2 part by weight of a mixture of an antifoaming agent, an organic silicon monomer and silicone oil, 2 parts by weight of an ultraviolet absorbent, 2-hydroxy-4-methoxybenzophenone and 4 parts by weight of a colorant, namely iron oxide red into an organic glass prepolymer, stirring for 13min, and uniformly mixing to obtain a mixed slurry;
and step 3: pouring the mixed slurry into a mould, and heating and polymerizing;
and 4, step 4: and demolding, grinding and polishing to obtain the anti-aging acrylic plate.
Example 3
Step 1: preparation of organic glass prepolymer
Uniformly mixing 102 parts by weight of methyl methacrylate and 0.5 part by weight of dibenzoyl peroxide, heating and polymerizing for 35min at 88 ℃ in a reaction kettle, and cooling to room temperature after polymerization is completed to obtain an organic glass pre-polymerization material;
step 2: preparation of Mixed slurry
Adding 2 parts by weight of copper nitrate, 2 parts by weight of silver nitrate, 0.3 part by weight of defoaming agent silicone oil, 3 parts by weight of ultraviolet absorbent 2-hydroxy-4-methoxybenzophenone and 5 parts by weight of colorant iron oxide green into the organic glass prepolymer, stirring for 14min, and uniformly mixing to obtain mixed slurry;
and step 3: pouring the mixed slurry into a mould, and heating and polymerizing;
and 4, step 4: and demolding, grinding and polishing to obtain the anti-aging acrylic plate.
Example 4
Step 1: preparation of organic glass prepolymer
Uniformly mixing 89 parts by weight of methyl methacrylate and 0.3 part by weight of dibenzoyl peroxide, heating and polymerizing for 35min at 88 ℃ in a reaction kettle, and cooling to room temperature after polymerization is completed to obtain an organic glass pre-polymerization material;
step 2: preparation of Mixed slurry
Adding 2 parts by weight of copper nitrate, 2 parts by weight of silver nitrate, 0.3 part by weight of defoaming agent silicone oil, 3 parts by weight of ultraviolet absorbent 2-hydroxy-4-methoxybenzophenone and 5 parts by weight of a mixture of colorant iron oxide black and titanium dioxide into an organic glass prepolymer, stirring for 14min, and uniformly mixing to obtain a mixed slurry;
and step 3: pouring the mixed slurry into a mould, and heating and polymerizing;
and 4, step 4: and demolding, grinding and polishing to obtain the anti-aging acrylic plate.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (7)
1. The preparation method of the anti-aging acrylic plate is characterized by comprising the following steps:
step 1: preparation of organic glass prepolymer
Uniformly mixing methyl methacrylate and dibenzoyl peroxide, heating and polymerizing in a reaction kettle, and cooling to room temperature after polymerization is completed to obtain an organic glass prepolymer;
step 2: preparation of Mixed slurry
Adding copper nitrate, silver nitrate, a defoaming agent, an ultraviolet absorbent and a coloring agent into the organic glass prepolymer, and uniformly mixing to obtain mixed slurry;
and step 3: pouring the mixed slurry into a mould, and heating and polymerizing;
and 4, step 4: and demolding, grinding and polishing to obtain the anti-aging acrylic plate.
2. The method for preparing the aging-resistant acrylic plate as claimed in claim 1, wherein the method comprises the following steps:
step 1: preparation of organic glass prepolymer
Uniformly mixing 88-108 parts by weight of methyl methacrylate and 0.3-0.7 part by weight of dibenzoyl peroxide, heating and polymerizing at 80-90 ℃ in a reaction kettle, and cooling to room temperature after polymerization is completed to obtain an organic glass pre-polymerization material;
step 2: preparation of Mixed slurry
Adding 1-2 parts by weight of copper nitrate, 1-2 parts by weight of silver nitrate, 0.1-0.4 part by weight of defoaming agent, 1-3 parts by weight of ultraviolet absorbent and 3-6 parts by weight of colorant into the organic glass prepolymer, and uniformly mixing to obtain mixed slurry;
and step 3: pouring the mixed slurry into a mould, and heating and polymerizing;
and 4, step 4: and demolding, grinding and polishing to obtain the anti-aging acrylic plate.
3. The method for preparing the aging-resistant acrylic plate as claimed in claim 2, wherein the method comprises the following steps:
step 1: preparation of organic glass prepolymer
Uniformly mixing 88-108 parts by weight of methyl methacrylate and 0.3-0.7 part by weight of dibenzoyl peroxide, heating and polymerizing for 35-45min at 80-90 ℃ in a reaction kettle, and cooling to room temperature after polymerization is completed to obtain an organic glass pre-polymerization material;
step 2: preparation of Mixed slurry
Adding 1-2 parts by weight of copper nitrate, 1-2 parts by weight of silver nitrate, 0.1-0.4 part by weight of defoaming agent, 1-3 parts by weight of ultraviolet absorbent and 3-6 parts by weight of colorant into the pre-polymerized organic glass material, stirring for 10-15min, and uniformly mixing to obtain mixed slurry;
and step 3: pouring the mixed slurry into a mould, and heating and polymerizing;
and 4, step 4: and demolding, grinding and polishing to obtain the anti-aging acrylic plate.
4. The method for preparing the aging-resistant acrylic plate as claimed in claim 2 or 3, wherein the defoaming agent is one or a mixture of two of silicone monomer and silicone oil.
5. The method for preparing the aging-resistant acrylic plate as claimed in claim 4, wherein the defoaming agent is prepared by mixing a silicone monomer and a silicone oil, and the mass ratio of the silicone monomer to the silicone oil is (1-3): (1-3).
6. The method for preparing the aging-resistant acrylic sheet as claimed in claim 2 or 3, wherein the UV absorber is 2-hydroxy-4-methoxybenzophenone.
7. The method for preparing the aging-resistant acrylic sheet as claimed in claim 2 or 3, wherein the colorant is one or a mixture of several of red iron oxide, blue iron oxide, green iron oxide, black iron oxide and titanium dioxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810966683.4A CN110857355A (en) | 2018-08-23 | 2018-08-23 | Preparation method of anti-aging acrylic plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810966683.4A CN110857355A (en) | 2018-08-23 | 2018-08-23 | Preparation method of anti-aging acrylic plate |
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| Publication Number | Publication Date |
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| CN110857355A true CN110857355A (en) | 2020-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810966683.4A Pending CN110857355A (en) | 2018-08-23 | 2018-08-23 | Preparation method of anti-aging acrylic plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115322418A (en) * | 2022-08-18 | 2022-11-11 | 浙江伸美压克力股份有限公司 | High-strength impact-resistant acrylic plate and processing technology thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106084607A (en) * | 2016-06-13 | 2016-11-09 | 上海金泛斯标识有限公司 | A kind of antibacterial flame-retardant acryl plates and preparation method thereof |
| CN107189303A (en) * | 2017-06-23 | 2017-09-22 | 成都金宝马数码技术有限公司 | A kind of antibacterial acryl plates |
| CN107418116A (en) * | 2017-06-26 | 2017-12-01 | 中肯控股有限公司 | Antibacterial acrylic board and preparation method thereof |
-
2018
- 2018-08-23 CN CN201810966683.4A patent/CN110857355A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106084607A (en) * | 2016-06-13 | 2016-11-09 | 上海金泛斯标识有限公司 | A kind of antibacterial flame-retardant acryl plates and preparation method thereof |
| CN107189303A (en) * | 2017-06-23 | 2017-09-22 | 成都金宝马数码技术有限公司 | A kind of antibacterial acryl plates |
| CN107418116A (en) * | 2017-06-26 | 2017-12-01 | 中肯控股有限公司 | Antibacterial acrylic board and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115322418A (en) * | 2022-08-18 | 2022-11-11 | 浙江伸美压克力股份有限公司 | High-strength impact-resistant acrylic plate and processing technology thereof |
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Application publication date: 20200303 |